The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 16, 2018
Filed:
Dec. 13, 2017
Seiko Epson Corporation, Tokyo, JP;
Junichi Okamoto, Fujimi, JP;
Seiko Epson Corporation, , JP;
Abstract
A robot includes: a first arm that has a first light guide path, a second arm that has a second light guide path, a joint portion that has a rotation axis and connects the first arm and the second arm to each other so as to be rotatable about the rotation axis and a light rotary joint that is provided between the first light guide path and the second light guide path inside the joint portion and that optically connects the first light guide path and the second light guide path to each other. In addition, the light rotary joint has a first light guide portion which is fixed to the first light guide path and has a tubular shape about the rotation axis and an end portion of the second light guide path on the light rotary joint side faces the first light guide portion.